2. They must be out.

3. Drivers mus not stop on the motorway.

4. She should stay home for a few days.

5. They didn't have to ignore her.

6. You didn't have to bring the umbrella.

7. It's likely that they will go on holiday to Cornwall.

8. She can walk to school  now that she lives nearby.

9. Pete might have left it behind earlier.

10 They had to go through the body scanner at Manchester Airport.

11. You aren't allowed to talk during the exam.

12. She has lied to you.

13. He didn't need to drive me to the station.

14. Janet was able to win the race.

15. You had to deny her go.